Some Notes regarding the morphological and biological Differentiation of Culex pipiens Linnaeus and Culex molestus Forskål (Diptera, Culicidae).

Some Notes regarding the morphological and biological Differentiation of Culex pipiens Linnaeus and Culex molestus Forskål (Diptera, Culicidae).
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关于淡色库蚊和库蚊库蚊(双翅目,库蚊科)形态和生物学分化的一些注释。

DOI:
10.1111/j.1365-3032.1937.tb00911.x
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发表时间:
2009
期刊:
--
影响因子:
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通讯作者:
J. Staley
J. Staley
中科院分区:
--
文献类型:
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作者:
J. F. Marshall;J. Staley

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作者提请注意在欧洲不同地区观察到的尖音库蚊习性的奇怪差异;在某些地方,它攻击人类,在其他地方则根本不攻击或很少攻击。早在1890年,FICALBI就观察到了这种区别,并指出了这两种昆虫之间的某些解剖学差异。这个问题继续受到关注,特别是在1929年之后,当时几位作者独立地发现了一种C型。本文作者研究了两种蚊子的几个品系,并在表格中列出了幼虫和成虫的差异点。他们发现,当比较来自欧洲不同地区的材料时,已经使用的几个字符是不可靠的,并详细说明了一个菌株与另一个菌株之间的不一致性。表中显示了虹吸指数的平均值和虹吸管上簇的分枝数:如果能在平均值的离散度方面提供更多的信息,也许会有更大的价值。有人提出,如果把这两种Culex看作不同的物种,就不会那么容易混淆了。作者提出了一些理由,认为林奈的尖音库蚊是黑色的,腹部的腹面有斑点,而且它不吸人的血。另一种库蚊很容易咬人,但不吸血也会产卵:看来正确的名字是C。(Forskål 1775).P. A. B。
The authors call attention to the curious discrepancies that have been observed in the habits ofCulex pipiensin different parts of Europe; in some places it attacks man, in others not at all or only rarely. The distinction was observed as long ago as 1890 by FICALBI, who also pointed out certain anatomical differences between the two types of insect. The matter continued to receive much attention, particularly after 1929, when several authors independently discovered a type ofC. pipienswhich was able to mate in small cages and to lay eggs without taking a meal of blood.The present authors have studied several strains of both types of mosquito and show in a table the points of difference, both in larvae and in adults. They find that several of the characters which have been used are not reliable when material from different parts of Europe is compared, and give full details about the inconsistencies between one strain and another. The table shows the mean values of the siphonal index and the number of branches of the tufts on the siphon: it would perhaps be of still greater value if more information had been printed about the scatter about the mean.The view is put forward that it would be less confusing if the two types ofCulexwere regarded as different species. The authors give grounds for believing thatCulex pipiensof Linnaeus is dark, with spots on the ventral surface of the abdomen, and that it does not take the blood of man. The other species readily bites man, but will lay eggs without a blood feed: it seems that the correct name isC. molestus(Forskål 1775).P. A. B.